pertinent

adjectives

having precise or logical relevance to the matter at hand
"a list of articles pertinent to the discussion"; "remarks that were to the point"
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having a bearing on or connection with the subject at issue
"the scientist corresponds with colleagues in order to learn about matters relevant to her own research"
being of striking appropriateness and pertinence
"the successful copywriter is a master of apposite and evocative verbal images"; "an apt reply"
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